Home / 9,412.83-14,118.75-3,864.78

Finding the Fourth Proportional to 9,412.83, 14,118.75 and 3,864.78

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Solution

The fourth proportional to 9,412.83, 14,118.75 and 3,864.78 is: 5,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.83 : 14,118.75 = 3,864.78 : x
  2. Step 2: Convert to fraction form
    9,412.83/14,118.75 = 3,864.78/x
  3. Step 3: Cross multiply
    9,412.83x = 14,118.75 × 3,864.78
  4. Step 4: Simplify right side
    9,412.83x = 54,565,862.63
  5. Step 5: Solve for x
    x = 54,565,862.63/9,412.83
  6. Step 6: Final answer
    x = 5,796.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.